Author: labath
Date: Tue Jul 26 03:16:19 2016
New Revision: 276735

URL: http://llvm.org/viewvc/llvm-project?rev=276735&view=rev
Log:
Fix incorrect form test in SymbolFileDWARF
Summary:
We were checking whether an attribute is in block form by getting the block 
data pointer, which
was not correct as the pointer be null even if the attribute is in block form. 
Other places in
the file already use the correct test.

To make this work, I've needed to add DW_FORM_exprlock to the list of "block" 
forms, which seems
correct as that is how we are parsing it.

Reviewers: clayborg

Subscribers: lldb-commits

Differential Revision: https://reviews.llvm.org/D22756

Modified:
    lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFFormValue.cpp
    lldb/trunk/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp

Modified: lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFFormValue.cpp
URL: 
http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFFormValue.cpp?rev=276735&r1=276734&r2=276735&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFFormValue.cpp (original)
+++ lldb/trunk/source/Plugins/SymbolFile/DWARF/DWARFFormValue.cpp Tue Jul 26 
03:16:19 2016
@@ -556,6 +556,7 @@ DWARFFormValue::IsBlockForm(const dw_for
 {
     switch (form)
     {
+    case DW_FORM_exprloc:
     case DW_FORM_block:
     case DW_FORM_block1:
     case DW_FORM_block2:

Modified: lldb/trunk/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
URL: 
http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp?rev=276735&r1=276734&r2=276735&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp (original)
+++ lldb/trunk/source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp Tue Jul 26 
03:16:19 2016
@@ -4292,7 +4292,7 @@ SymbolFileDWARF::ParseVariableDIE
                         {
                             location_is_const_value_data = false;
                             has_explicit_location = true;
-                            if (form_value.BlockData())
+                            if (DWARFFormValue::IsBlockForm(form_value.Form()))
                             {
                                 const DWARFDataExtractor& debug_info_data = 
get_debug_info_data();
 


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